Amazon.com: MSI GeForce GTX 1660 Super Gaming Graphics Card, PCI-E x16, No NVLink, VR Ready : Electronics
TUF-GTX1660S-O6G-GAMING|Graphics Cards|ASUS Global
GTX 1660 VRAM 6gb - i5 6400 - RAM 16gb // When in contact with the ground, like the runaway, the framerate drops massively, but the game is not using all the
GeForce 16 series - Wikipedia
Apparently you can overclock the GTX 1660 Ti VRAM an extra 1000MHz and it's perfectly stable. I've played FarCry 5, COD BO3, and Minecraft with SEUS PTGI all for a few ours